/Engine/Plugins/MeshPainting/Source/MeshPaintEditorMode/Public/MeshPaintModeHelpers.h
bool CanPropagateVertexColors ( [TArray](API\Runtime\Core\Containers\TArray)< [UStaticMeshComponent](API\Runtime\Engine\Components\UStaticMeshComponent) * > & StaticMeshComponents, [TArray](API\Runtime\Core\Containers\TArray)< [UStaticMesh](API\Runtime\Engine\Engine\UStaticMesh) * > & StaticMeshes, int32 NumInstanceVertexColorBytes )